The childhood fort is a comforting cocoon that we abandon when the time comes to make our way in an outright dangerous world. Reading Douglas Thayer's latest novel, it's hard not to think of the former safety of the now empty chrysalis of our childhoods: the fort, hideout, or tree house. We're discussing childhood, war, and Thayer's latest novel, The Tree House, an exceptionally good read.—Original airdate: 7/29/2009